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• A. Franco, A. Magnani, D. Maltoni, D. Maio, L. Odorisio and A. De Maria, "Face image quality assessment in electronic ID documents", IEEE Access, pp.77744 - 77758, July 2022. Abstract
• D. Maltoni, D. Maio, A.K. Jain and J. Feng, Handbook of Fingerprint Recognition (Third Edition), Springer Nature, 2022.
• M. Brighi, A. Franco and D. Maio, "ActivityExplorer: a semi-supervised approach to discover unknown activity classes in HAR systems", Pattern Recognition Letters, vol.151, pp.340-347, November 2021. Abstract
• A. Franco, A. Magnani and D. Maio, "A multimodal approach for human activity recognition based on skeleton and RGB data", Pattern Recognition Letters, vol.131, pp.293-299, March 2020. Abstract
• A. Franco, A. Magnani and D. Maio, "Template co-updating in multi-modal human activity recognition systems", in proceedings 35th ACM/SIGAPP Symposium On Applied Computing (SAC), Brno, Czech Republic, pp.2113-2116, March 2020. Abstract
• A. Franco, A. Magnani and D. Maio, "Joint orientations from skeleton data for human activity recognition", in proceedings 19th International Conference on Image Analysis and Processing (ICIAP17), Catania, pp.152-162, September 2017. Abstract
• S. Buoncompagni, D. Maio, D. Maltoni and S. Papi, "Saliency-based keypoint selection for fast object detection and matching", Pattern Recognition Letters, vol.62, pp.32-40, September 2015.
• A. Franco, D. Maio and F. Turroni, "Spatio-temporal keypoints for video-based face recognition", in proceedings 22nd International Conference on Pattern Recognition (ICPR14), Stockholm, pp.489-494, August 2014. Abstract
• S. Buoncompagni, A. Franco and D. Maio, "Shape features for candidate photo selection in sketch recognition", in proceedings 22nd International Conference on Pattern Recognition (ICPR14), Stockholm, pp.1728-1733, August 2014. Abstract
• M. Ferrara, A. Franco and D. Maio, "On the use of the Kinect sensor for human identification in smart environments", Journal of Ambient Intelligence and Smart Environments, vol.6, no.4, pp.435-446, July 2014. Abstract
• M. Ferrara, A. Franco, D. Maio and D. Maltoni, "FICV: a new FVC-onGoing benchmark area on Face Compliance Verification to ISO/IEC 19794-5:2011 standard", EAB Newsletter, no.1, pp.15-17, April 2014.
• M. Ferrara, A. Franco, D. Maio and D. Maltoni, "Face Image Conformance to ISO/ICAO standards in Machine Readable Travel Documents", IEEE Transactions on Information Forensics and Security, vol.7, no.4, pp.1204-1213, August 2012. Abstract
• M. Ferrara, A. Franco and D. Maio, "A multi-classifier approach to face image segmentation for travel documents", Expert Systems With Applications, vol.39, no.9, pp.8452-8466, July 2012. Abstract
• R. Cappelli, M. Ferrara and D. Maio, "A Fast and Accurate Palmprint Recognition System based on Minutiae", IEEE Transactions on Systems, Man and Cybernetics - Part B, vol.42, no.3, pp.956-962, June 2012. Abstract
• A. Franco, D. Maio and D. Maltoni, "Face Recognition in Ambient Intelligence Applications", in Paul McCullagh, Juan Carlos Augusto, Handbook on Ambient Assisted Living for Healthcare, Well-being and Rehabilitation, vol.11, IOS Press, 2012. Abstract
• R. Cappelli, M. Ferrara and D. Maio, "Candidate List Reduction based on the Analysis of Fingerprint Indexing Scores", IEEE Transactions on Information Forensics and Security, vol.6, no.3, pp.1160-1164, September 2011. Abstract
• F. Turroni, D. Maltoni, R. Cappelli and D. Maio, "Improving Fingerprint Orientation Extraction", IEEE Transactions on Information Forensics and Security, vol.6, no.3, pp.1002-1013, September 2011. Abstract
• A. Franco, D. Maio and D. Maltoni, "Incremental template updating for face recognition in home environments", Pattern Recognition, vol.43, no.8, pp.2891-2903, August 2010. Abstract
• J. Galbally, R. Cappelli, A. Lumini, G. Gonzalez-de-Rivera, D. Maltoni, J. Fierrez-Aguilar, J. Ortega-Garcia and D. Maio, "An Evaluation of Direct Attacks Using Fake Fingers Generated from ISO Templates", Pattern Recognition Letters, vol.31, no.8, pp.725-732, June 2010. Award winning papers from the 19th International Conference on Pattern Recognition (ICPR), 19th International Conference in Pattern Recognition (ICPR). Abstract
• D. Maltoni, A. Franco, M. Ferrara, D. Maio and A. Nardelli, "Biolab-ICAO: A New Benchmark to Evaluate Applications Assessing Face Image Compliance to ISO/IEC 19794-5 Standard", in proceedings 16th International Conference on Image Processing (2009), Cairo, pp.41-44, November 2009. Abstract
• R. Cappelli, D. Maio and D. Maltoni, "Semi-automatic Enhancement of Very Low Quality Fingerprints", in proceedings 6th International Symposium on Image and Signal Processing and Analysis (ISPA09), Salzburg, pp.678-683, September 2009. Abstract
• A. Franco and D. Maio, "Similarity searches in face databases", in proceedings International Conference on Image Analysis and Processing (ICIAP09), Vietri sul Mare, pp.443-450, September 2009. Abstract
• B. Dorizzi, R. Cappelli, M. Ferrara, D. Maio, D. Maltoni, N. Houmani, S. Garcia-Salicetti and A. Mayoue, "Fingerprint and On-Line Signature Verification Competitions at ICB 2009", in proceedings International Conference on Biometrics (ICB), Alghero, Italy, pp.725-732, June 2009. Abstract
• A. Franco, D. Maio and D. Maltoni, "The Big Brother database: evaluating face recognition in smart home environments", in proceedings International Conference on Biometrics (ICB09), pp.142-150, June 2009. Abstract
• D. Maltoni, D. Maio, A.K. Jain and S. Prabhakar, Handbook of Fingerprint Recognition (Second Edition), Springer (London), 2009.
• R. Cappelli, M. Ferrara, D. Maio and D. Maltoni, "Metodo di codifica delle minuzie di una impronta digitale e corrispondente metodo di riconoscimento di impronte digitali", Patent N. ITBO2009A000149, 2009.  Abstract
• A. Franco, D. Maio and D. Maltoni, "2D Face Recognition based on Supervised Subspace Learning from 3D Models", Pattern Recognition, vol.41, no.12, pp.3822-3833, December 2008. Abstract
• A. Alessandroni, M. Ferrara, A. Franco, D. Maio, D. Maltoni and L Palumbo, "Evaluating systems assessing face-image compliance with ICAO/ISO standards", Technical Report, DEIS - University of Bologna, March 2008. Abstract
• A. Alessandroni, M. Ferrara, A. Franco, D. Maio, D. Maltoni and L Palumbo, "Test compliance ICAO su foto del volto in formato Tokenizzabile", Technical Report, DEIS - University of Bologna, March 2008. 
• R. Cappelli, A. Lumini, D. Maio and D. Maltoni, "Fingerprint Image Reconstruction from Standard Templates", IEEE Transactions on Pattern Analysis Machine Intelligence, vol.29, no.9, pp.1489-1503, September 2007. Abstract
• R. Cappelli, A. Franco and D. Maio, "Gabor Saliency Map for Face Recognition", in proceedings 14th International Conference on Image Analysis and Processing (ICIAP07), Modena, Italy, pp.443-447, September 2007. Abstract
• R. Cappelli, A. Lumini, D. Maio and D. Maltoni, "Evaluating Minutiae Template Vulnerability to Masquerade Attack", in proceedings 5th Workshop on Automatic Identification Advances Technologies (AutoID2007), Alghero, June 2007. Abstract
• L. Nanni and D. Maio, "Weighted Sub-Gabor For Face Recognition", Pattern Recognition Letters, vol.28, no.4, pp.487-492, March 2007. Abstract
• R. Cappelli, A. Lumini, D. Maio and D. Maltoni, "Can Fingerprints be Reconstructed from ISO Templates?", in proceedings International Conference on Control, Automation, Robotics and Vision (ICARCV2006), Singapore, pp.191-196, December 2006. Abstract
• A. Antonelli, R. Cappelli, D. Maio and D. Maltoni, "Fake Finger Detection by Skin Distortion Analysis", IEEE Transactions on Information Forensics and Security, vol.1, no.3, pp.360-373, September 2006. Abstract
• R. Cappelli, A. Franco, D. Maio and D. Maltoni, "Guardie e ladri nell'era biometrica", Darwin, no.13, pp.48-53, May 2006. 
• D. Maio and L. Nanni, "Combination of different fingerprint systems: a case study FVC2004", Sensor Review, vol.26, no.1, pp.51-57, January 2006. Abstract
• A. Franco, A. Lumini, D. Maio and L. Nanni, "An Enhanced Subspace Method for Face Recognition", Pattern Recognition Letters, vol.27, no.1, pp.76-84, January 2006. Abstract
• R. Cappelli, D. Maio, D. Maltoni, J.L. Wayman and A.K. Jain, "Performance Evaluation of Fingerprint Verification Systems", IEEE Transactions on Pattern Analysis Machine Intelligence, vol.28, no.1, pp.3-18, January 2006. Abstract
• D. Baldisserra, A. Franco, D. Maio and D. Maltoni, "Fake Fingerprint Detection by Odor Analysis", in proceedings International Conference on Biometric Authentication (ICBA06), Hong Kong, January 2006. Abstract
• A. Antonelli, R. Cappelli, D. Maio and D. Maltoni, "A new approach to fake finger detection based on skin distortion", in proceedings International Conference on Biometric Authentication (ICBA06), Hong Kong, January 2006. Abstract
• D. Maio and L. Nanni, "MultiHashing, human authentication featuring biometrics data and tokenised random number: a case study FVC2004", NeuroComputing, vol.69, pp.242-249, December 2005. Abstract
• D. Maio and L. Nanni, "An efficient fingerprint verification system using integrated Gabor filters and Parzen Window Classifier", NeuroComputing, vol.68, no.6, pp.208-216, October 2005. Abstract
• D. Maio, D. Maltoni, R. Cappelli, J.L. Wayman and A.K. Jain, "Technology Evaluation of Fingerprint Verification Algorithms", in J.L. Wayman, A.K. Jain, D. Maltoni, D. Maio, Biometric Systems - Technology, Design and Performance Evaluation, Springer, 2005. Abstract
• J.L. Wayman, A.K. Jain, D. Maltoni and D. Maio, "An Introduction to Biometric Authentication Systems", in J.L. Wayman, A.K. Jain, D. Maltoni, D. Maio, Biometric Systems - Technology, Design and Performance Evaluation, Springer, 2005.
• A. Antonelli, R. Cappelli, D. Maio and D. Maltoni, "Apparecchio e metodo per discriminare una impronta digitale vera da una impronta digitale artificiale falsa, attraverso l’analisi della distorsione elastica della pelle", Patent N. BO2005A000399, 2005.  Abstract
• D. Baldisserra, A. Franco, D. Maio and D. Maltoni, "Apparecchio e metodo per discriminare una impronta digitale vera da una impronta digitale artificiale attraverso l’analisi dell’odore del dito associato all’impronta digitale da discriminare", Patent N. BO2005A000398, 2005.  Abstract
• J.L. Wayman, A.K. Jain, D. Maltoni and D. Maio, Biometric Systems - Technology, Design and Performance Evaluation, Springer, 2005.
• R. Cappelli, D. Maio and D. Maltoni, "An Improved Noise Model for the Generation of Synthetic Fingerprints", in proceedings Eighth International Conference on Control, Automation, Robotics and Vision (ICARCV2004), Kunming, China, December 2004. Abstract
• A. Franco, A. Lumini and D. Maio, "A Hierarchical Approach for Face Recognition", in proceedings International Conference on Visualization, Imaging and Image Processing (VIIP04), Marbella, Spain, pp.54-59, September 2004. Abstract
• R. Cappelli, D. Maio and D. Maltoni, "Technology Evaluations of Fingerprint-Based Biometric Systems", in proceedings 12th European Signal Processing Conference (EUSIPCO2004), Vienna, Austria, pp.1405-1408, September 2004. Invited paper. Abstract
• D. Maio, D. Maltoni, R. Cappelli, J.L. Wayman and A.K. Jain, "FVC2004: Third Fingerprint Verification Competition", in proceedings International Conference on Biometric Authentication (ICBA04), Hong Kong, pp.1-7, July 2004. Abstract
• R. Cappelli and D. Maio, "The State of the Art in Fingerprint Classification", in N. Ratha and R. Bolle, Automatic Fingerprint Recognition Systems, Springer, 2004. Abstract
• R. Cappelli, D. Maio, D. Maltoni and L. Nanni, "A two-stage fingerprint classification system", in proceedings ACM SIGMM Multimedia Biometrics Methods and Applications Workshop (WBMA03), Berkley, pp.95-99, November 2003. Abstract
• R. Cappelli, D. Maio and D. Maltoni, "Subspace Adaptation for Incremental Face Learning", in proceedings Seventh International Conference on Control, Automation, Robotics and Vision (ICARCV2002), Singapore, pp.974-979, December 2002. Abstract
• R. Cappelli, D. Maio and D. Maltoni, "Synthetic Fingerprint-Database Generation", in proceedings 16th International Conference on Pattern Recognition (ICPR2002), Québec City, vol.3, pp.744-747, August 2002. Abstract
• D. Maio, D. Maltoni, R. Cappelli, J.L. Wayman and A.K. Jain, "FVC2002: Second Fingerprint Verification Competition", in proceedings 16th International Conference on Pattern Recognition (ICPR2002), Québec City, vol.3, pp.811-814, August 2002. Abstract
• R. Cappelli, D. Maio and D. Maltoni, "Subspace classification for face recognition", in proceedings Workshop on Biometric Authentication - ECCV'02 (BIOW2002), Copenhagen, pp.133-141, June 2002. Abstract
• R. Cappelli, D. Maio and D. Maltoni, "A Multi-Classifier Approach to Fingerprint Classification", Pattern Analysis and Applications Special Issue on Fusion of Multiple Classifiers, vol.5, no.2, pp.136-144, May 2002. Abstract
• D. Maio, D. Maltoni, R. Cappelli, J.L. Wayman and A.K. Jain, "FVC2000: Fingerprint Verification Competition", IEEE Transactions on Pattern Analysis Machine Intelligence, vol.24, no.3, pp.402-412, March 2002. Abstract
• A. Franco, A. Lumini and D. Maio, "A hierarchical approach for face recognition", in proceedings Workshop on Automatic Identification Advances Technologies (AutoID'02), Tarrytown (NY), pp.155-158, March 2002. Abstract
• R. Cappelli, D. Maio and D. Maltoni, "Multi-space KL for Pattern Representation and Classification", IEEE Transactions on Pattern Analysis Machine Intelligence, vol.23, no.9, pp.977-996, September 2001. Abstract
• R. Cappelli, D. Maio and D. Maltoni, "Modelling Plastic Distortion in Fingerprint Images", in proceedings Second International Conference on Advances in Pattern Recognition (ICAPR2001), Rio de Janeiro, pp.369-376, March 2001. Abstract
• R. Cappelli, D. Maio and D. Maltoni, "Indexing Fingerprint Databases for Efficient 1:N Matching", in proceedings Sixth International Conference on Control, Automation, Robotics and Vision (ICARCV2000), Singapore, December 2000. Invited Paper. Abstract
• R. Cappelli, A. Erol, D. Maio and D. Maltoni, "Synthetic Fingerprint-image Generation", in proceedings 15th International Conference on Pattern Recognition (ICPR2000), Barcelona, vol.3, pp.475-478, September 2000. Abstract
• D. Maio and D. Maltoni, "Real-Time Face Location on Gray-Scale Static Images", Pattern Recognition, vol.33, no.9, pp.1525-1539, September 2000. Abstract
• D. Maio, D. Maltoni, R. Cappelli, J.L. Wayman and A.K. Jain, "FVC2000: Fingerprint Verification Competition", Technical Report, DEIS - University of Bologna, September 2000. Abstract
• R. Cappelli, D. Maio and D. Maltoni, "Combining Fingerprint Classifiers", in proceedings First International Workshop on Multiple Classifier Systems (MCS2000), Cagliari, pp.351-361, June 2000. Abstract
• R. Cappelli, D. Maio and D. Maltoni, "Fingerprint Classification based on Multi-space KL", in proceedings Workshop on Automatic Identification Advances Technologies (AutoID'99), Summit (NJ), pp.117-120, October 1999. Abstract
• A. Lumini, D. Maio and D. Maltoni, "Inexact Graph Matching for Fingerprint Classification", Machine GRAPHICS & VISION Special Issue on Graph Trasformations in Pattern Generation and CAD, vol.8, no.2, pp.231-248, September 1999. Abstract
• R. Cappelli, D. Maio and D. Maltoni, "Similarity Search using Multi-space KL", in proceedings International Workshop on Similarity Search - DEXA'99 (IWOSS'99), Florence (Italy), pp.155-160, August 1999. Abstract
• D. Maio and D. Maltoni, "A secure protocol for electronic commerce based on fingerprints and encryption", in proceedings ISAS (ISAS'99), Orlando (Florida), vol.4, pp.519-525, August 1999. Abstract
• D. Maio and D. Maltoni, "Minutiae extraction and filtering from gray-scale images", in L.C. Jain, U. Halici, I. Hayashi, S.B. Lee, Intelligent Biometric Techniques in Fingerprint & Face Recognition, CRC Press, 1999. Abstract
• R. Cappelli, A. Lumini, D. Maio and D. Maltoni, "Fingerprint Classification by Directional Image Partitioning", IEEE Transactions on Pattern Analysis Machine Intelligence, vol.21, no.5, pp.402-421, May 1999. Abstract
• D. Maio and D. Maltoni, "Neural Network Based Minutiae Filtering in Fingerprints", in proceedings 14th International Conference on Pattern Recognition (ICPR), Brisbane (Australia), pp.1654-1658, August 1998. Abstract
• D. Maio and D. Maltoni, "Ridge-Line Density Estimation in Digital Images", in proceedings 14th International Conference on Pattern Recognition (ICPR), Brisbane (Australia), pp.534-538, August 1998. Abstract
• D. Maio and D. Maltoni, "Fast Face Location in Complex Backgrounds", in H. Wechsler et. al., Face Recognition from Theory to Applications, Nato Asi Series, Springer Verlag, 1998. Abstract
• D. Maio and D. Maltoni, "Localizzazione del Volto in Tempo Reale Mediante Ricerca su Immagini Direzionali", in proceedings IAPRVA (IAPRVA), Ferrara (Italy), April 1998.  Abstract
• A. Lumini, D. Maio and D. Maltoni, "Continuous vs Exclusive Classification for Fingerprint Retrieval", Pattern Recognition Letters, vol.18, no.10, pp.1027-1034, October 1997. Abstract
• M. Golfarelli, D. Maio and D. Maltoni, "On The Error-Reject tradeoff in Biometric Verification Systems", IEEE Transactions on Pattern Analysis Machine Intelligence, vol.19, no.7, pp.786-796, July 1997. Abstract
• A. Lumini, D. Maio and D. Maltoni, "Strategie per il retrieval di impronte digitali", in proceedings Sistemi Evoluti per Basi di Dati (SEBD97), Verona (Italy), pp.47-66, June 1997.  Abstract
• D. Maio and D. Maltoni, "Direct Gray-Scale Minutiae Detection in Fingerprints", IEEE Transactions on Pattern Analysis Machine Intelligence, vol.19, no.1, pp.27-40, 1997. Abstract
• D. Maio and D. Maltoni, "A Structural Approach to Fingerprint Classification", in proceedings 13th International Conference on Pattern Recognition (ICPR), Vienna, pp.578-585, August 1996. Abstract
• D. Maio and D. Maltoni, "An efficient approach to on-line fingerprint verification", in proceedings VIII International Symposium on Artificial Intelligence, Mexico, pp.132-138, October 1995.